Explanation

• Data Validation in Excel is used to restrict or control the type of data (e.g., numbers only, dates, list values) entered in a cell.
• It helps prevent errors and ensures data consistency.

Last verified on 23-10-2026

Explanation

• The process of combining two or more cells into a single cell in MS Word or Excel is called "merging."
• This is commonly used for formatting tables or organizing data.

Last verified on 23-10-2026

Explanation

• Excel 2007–2026 (Default): .xlsx

Additional information:

• Excel 97–2003 (Default): .xls
• Excel Macro-Enabled Workbook: .xlsm
• Excel Binary Workbook: .xlsb
• Excel Template: .xltx

Last verified on 12-07-2026

Explanation

• The IFERROR function returns a specified value if a formula evaluates to an error.
• If the formula works correctly, it returns the formula’s result.
• Syntax: =IFERROR(value, value_if_error)

Last verified on 09-10-2026

Explanation

• Function: COUNT
• Purpose: Counts cells containing numbers only
• Syntax: =COUNT(range)
• Example: =COUNT(A1:A10)
• Ignores: Text, blank cells, and logical values (TRUE/FALSE)

Additional information:

• COUNTA → Counts all non-empty cells.
• COUNTIF → Counts cells that meet a specific condition.
• COUNTIFS → Counts cells meeting multiple conditions.
• COUNTBLANK → Counts blank cells.

Last verified on 18-07-2026